MLA

Ford, Charles Henri, 1908-2002. Renne, René. Box 2, folder 154. 1945-47. https://collections.library.yale.edu/catalog/17124859.

APA, 6th edition

Ford, Charles Henri, 1908-2002. (["Box 2, folder 154"])(1945-47)[Renne, René]. https://collections.library.yale.edu/catalog/17124859.